Showcase refrigerator



Patented Nov. 6,1923.

@Ni file .PNT QFFiCE.

.ABRAHAM CHEN, OF ST. LOUIS, MISSOUR" sHowcnsE mi?Menneaon. nppiic'nonsier november is, 192i. serial no. 516,119. p To all w/iom zz mayconcern; l2 ai'ound'its top. Carried by tlie'frainie 10 e it known thatI, Annu-intr COHEN, e r isgthe housing comprising lmperfornte frontCitizen of the, United States, residing et St. and rear walls 13, n ndside walls 14 through ouis State of Missouri. here invented oerwhichhorizontal i ies extend. and a V- 60 3 f 5 tain new and usefulImprovements in ,y

case Refrigerators, or' which the following pipes l-l extend, and whichterminates is n. specification, reference being had tliereet its'bottoni in the slotted vdieinage in to the accompanying drawings. mouth18.

h' y invention relates to improvements in The pipes l5 are preferablyarranged in 65 i0 showcase refrigerators. and has for its obupper andlowerl pairs 'or series s shown, ject `to provide zi portablerefrigerating unit t ie lower` series receiving the upper mouths havinghorizontal and vertical draft tubes, of the pipes 1T. and the upperseries comiind arranged for use iii'various positions inunioatng withthe inlet-pipes 19, which Witiin u, show-case or other elongated conmpes19 entend vertically as shown through '0 3G. temer, to the end oflocating the refrigerapertures 20 in the lid 21.

ating unit in proximity tol theeontents of the liviously the icingsunitthus described container requiring the lowest temperature. may be used1n a, rooiii, box or case adapted In the use of iny invention thenierehi'indise for storage and refrigeration. I have illusto berefrigerated is of various degrees of trated a show-case B lia-ving aninsulated 75 20 perishab-ility ranging from fresh meats or bottoni22,21nd an insulated rear-wall 23 seii-food to smoked ineats, othercooked 'or provided with' doors 24; glazed doors 25 processedfood-studs, or canned goods, or forming the ends of the show-case B andbottled beverages, and the relative qiinntipermitting the refrigeratingunit t0 be inties of these several kinds el goods may troduced orwithdrawn at either end of the '80 change troni day to diiy, or hour tohour. show-case B; a top-door 2G through which dence the purpose oi'shifting the refriger the rei'rigerating unit may be iced, and ai atingunit to close proximity to the I rioie glazed front-Wall 27. perishablegoods in the storage container. The doors 25 nre provided With shelvesOther purposes and advantages inherent 1n 28 and 29, and other shelves Fare fixed 95 the use or' my invention will appear Within the front-wall2?'. Should the slieltl the appended detailed description. 4 9.9 and theadjacent. end of the showcase B he supplied with readily perishablecontents, while the opposite end of said showcase, ad- Fig. l is nlongitudinal vertical sectional jacent to shelf 28 contains lessperishable 9 View of en apparatus embodying my in. Contents, therre,fri,g;-erati1i, i; unit would be ven-tion. moved toward the shelf29. Or 'the refrig Fig. 2 is n longitudinal View of the slime .gratingunil, being cent1-ally located as in in cross-section, einbodyinge topplan View Mgg 1 and '2 the more delicia@ and perish'. of therefrigerating nnit with its @over in able-@ments @wld be placedfmdisplay o pince. purposes on that portion of the shelf 30 im- Fig- 3 Sa Veftal SBCIDH 8W 0f the inediately7 in front of the rerigernting unit.Tefl'gefatng lml taken 011 the lille 3`3 0f That unit may be chargedwith its proper Fg'- 2- contents (ice and salt, or the like.) while be-Drawings.

F ig. 4 is a similar Yiew of that unit, taken' neaih the door 26, or itnia-y be rolled out 10,

i5 on the line l`4 of Fig. 3. of either end of the show-case B for thatig. 5 is a horizontal sectional View of purpose, and for the purpose ofbeing the refrigerating unit, teken on the line 5*-5 e sensed. of Fig.fi. The arrangement of the pipes 15, 17 and Fig. 6 is an enlargedfregmental View of 19 facilitates the circulation of air in wha-t- 105one' corner of the refrigerator unit frame ever relative location therefrigerating unit with its supporting roller. may be placed, and inFig. 1 Il have illustinted by arrows the air-currents as they Desc/,W152072.", may exist when the atmospheric content of The rerigerntingunit employed in my nt e caso B is not disturbed by external innorention comprises a rectangular frame 10 uences (such :is exist' wheneither of the supported by rollers 1i and having a enge doors 24;, 25 or26 is opened). It is intend- 15 ing o. Wheeled frame and a, housingcorneal ,movement through ed that the top and warmest stratum o?? airshall at ali times maintain a (lou-'nwd the pipes 19 into the pipes 15(ulpper series) and outwardly therethrough. .he circulation through thelower series of pipes 15 and the pipes 17 'will naturally, and withoutexternal disturbance, follow the arrow-indications in Fig. l. So that atall 'times the central air contentJ of the pipes l5 (between theopenings of the Vertical pipes 17 and 19) will be substantially at rest.

L laim:

The portable refrigerating unitcomprisby suini freine; said housinghaving upper and lower sets of horizontal tubes, e set o vertieal tubes,extending from the upper set of horizontal tubes lto the exterior of thehousing, the housing having a lid apertured to reoelve said set ofvertical tubes, anda lower set of vert-ical tubes extending from thelower set of horizontai tubes through the bottom of said housinffsaidbottom being tf-shaped and terminatiiig in u slotted drainage mouth.

1n testimony whereof i hereunto aix my signature.

A BRHAM COHEN.

